discount 70% in 2018-09-24 to 2018-09-26
price: USD$ 41.30
freight :USD$7.00,(Postal parcel)
Search Similar or mail to saler or send message to saler
EX-SUS-SFT is a special stainless steel spiral tap oxidized surface, increase the spiral angle with 45 degree spiral grooves surface covered with oxide (Homo), Fe3O4 layer on the surface, because the porous reason, to maintain cutting oil to reduce friction heat, prevent the effect of screw surface fusion the stainless steel, the effect is very good.